20443113

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 31337280

約数和(自身を除く): 10894167

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 1619, 4209, 4857, 12627, 14571, 37237, 98759, 111711, 296277, 335133, 888831, 2271457, 6814371, 20443113]

約数ペア:

[(1, 20443113), (3, 6814371), (9, 2271457), (23, 888831), (61, 335133), (69, 296277), (183, 111711), (207, 98759), (549, 37237), (1403, 14571), (1619, 12627), (4209, 4857)]